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PDIL Approved Vendors & Manufacturers

KRR Engineering Private Limited is a PDIL approved vendors, authorized for the design, fabrication, and supply of critical static equipment for projects executed by Projects & Development India Limited (PDIL).
This approval reflects our proven capabilities in quality, compliance, and execution for large-scale industrial and infrastructure projects.

Trusted PDIL Approved Vendors for Pressure Vessel Manufacturing

As one of the PDIL approved vendors, KRR Engineering is certified to manufacture pressure vessels in Carbon Steel, Alloy Steel, and Stainless Steel across multiple pressure ranges.
Our facilities, systems, and fabrication practices comply with PDIL’s stringent technical, quality, and documentation requirements.

​Our recognition as PDIL approved vendors for pressure vessel applications ensures reliability, safety, and long-term performance in refinery, petrochemical, fertilizer, and infrastructure projects.

PDIL Approved Product Categories

As per PDIL vendor registration, KRR Engineering is approved for the following categories:

Pressure Vessels (CS / AS / SS) – up to 60 kg/cm²(g)
 

Engineered and manufactured in compliance with stringent industry codes, our pressure vessels are designed for high-pressure process applications across refineries, petrochemical, and chemical plants. Backed by qualified WPS/PQR, certified welders, and rigorous NDT practices, we ensure safety, durability, and long service life

Small Columns

High-quality process columns engineered for separation, absorption, and distillation services in process industries. Designed with structural stability and process efficiency in mind, supported by detailed fabrication controls and dimensional accuracy checks.

Heat Exchangers – up to 30 kg/cm²(g)

Precision-fabricated shell & tube heat exchangers built for reliable thermal performance under demanding operating conditions. Our in-house design validation, material traceability, and inspection protocols guarantee optimal heat transfer efficiency and mechanical integrity.

Shop Fabricated Tanks

Custom-built storage tanks fabricated in controlled shop conditions to ensure superior weld quality and dimensional precision. Suitable for chemical, water, and industrial storage applications with complete QA/QC documentation.

Engineered for Compliance & Traceability

Full alignment with PDIL technical specifications, QAP requirements, and stage inspection protocols.
Material traceability from raw plate to final dispatch ensures complete documentation integrity.

ASME

IBR

PDIL

Execution Strength

• Dedicated project coordination for EPC & PSU jobs
• Strict milestone tracking & inspection readiness
• On-time dispatch with documentation completeness
• Site support & installation coordination (if required)

LPG Bullets

Robust horizontal storage bullets designed for safe handling and storage of LPG under pressure. Manufactured with strict adherence to design standards, hydrostatic testing, and third-party inspection to ensure maximum operational safety and reliability.

Non-Coded Process Vessels

Cost-effective, application-specific process vessels designed for non-code services while maintaining high fabrication standards. Manufactured with controlled quality systems, material traceability, and thorough inspection procedures.

PDIL Approved Vendor for Heat Exchanger Fabrication

KRR Engineering is also a PDIL approved vendor for Heat Exchanger manufacturing, qualified to supply shell & tube heat exchangers up to 30 kg/cm²(g).
Our heat exchangers are engineered for high thermal efficiency, mechanical integrity, and lifecycle reliability under demanding operating conditions.

Scope includes:

  • Fixed tube sheet heat exchangers

  • Floating head and U-tube exchangers

  • Process and utility service exchangers

  • Custom-engineered designs for EPC requirements

This approval positions us among reliable PDIL approved vendors for heat exchanger supply across PDIL-executed projects.

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Why EPCs Choose KRR as a PDIL Approved Vendor

  • Proven experience with PSU & EPC projects

  • In-house design, fabrication, testing, and inspection

  • Compliance with PDIL, ASME, and applicable Indian standards

  • Robust QAP, ITP, and documentation control

  • Long-term reliability and execution discipline

Our status as a PDIL approved vendor reinforces our commitment to delivering engineered equipment that meets the highest standards of safety, quality, and performance.

PDIL Vendor Registration Validity

  • Approved Facility: Chennai, India

  • Registration Valid Till: April 2029

  • Scope: Pressure Vessels, Heat Exchangers, LPG Bullets, Columns, Tanks

This long-term registration demonstrates PDIL’s confidence in KRR Engineering’s manufacturing capability and quality systems.

Partner with a PDIL Approved Vendor

  • If you are an EPC contractor, consultant, or project owner looking for PDIL approved vendors for pressure vessel and heat exchanger supply, KRR Engineering offers dependable execution backed by certification, experience, and engineering excellence.

  • 📩 Email: bd@krr.co.in

  • 📞 Contact: +91 93456 25050
    🌐 Website: www.krr.co.in

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